/* Local Inter Font (DSGVO Compliant) */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('./fonts/inter-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('./fonts/inter-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  /* Colors */
  --color-primary: oklch(0.5 0.2 180);
  --color-teal-50: #f0fdfa;
  --color-teal-100: #ccfbf1;
  --color-teal-600: #0d9488;
  --color-teal-700: #0f766e;
  
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  --color-white: #ffffff;
  --color-background: var(--color-white);
  --color-text: var(--color-gray-900);

  /* Spacing */
  --spacing-container: 1rem;
  --radius-lg: 0.5rem;
}

@media (min-width: 640px) {
  :root {
    --spacing-container: 1.5rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --spacing-container: 2rem;
  }
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

img {
  max-width: 100%;
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  letter-spacing: -0.025em;
}

/* Typography */
.text-gray-900 { color: var(--color-gray-900); }
.text-gray-700 { color: var(--color-gray-700); }
.text-gray-600 { color: var(--color-gray-600); }
.text-gray-400 { color: var(--color-gray-400); }
.text-white { color: var(--color-white); }
.text-teal-600 { color: var(--color-teal-600); }

/* Layout Utilities */
.min-h-screen { min-height: 100vh; }
.bg-white { background-color: var(--color-white); }
.bg-gray-50 { background-color: var(--color-gray-50); }
.bg-gray-900 { background-color: var(--color-gray-900); }

.container {
  width: 100%;
  max-width: 1152px; /* max-w-6xl */
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-container);
  padding-right: var(--spacing-container);
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-8 { gap: 2rem; }
.gap-12 { gap: 3rem; }

.hidden { display: none; }

@media (min-width: 768px) {
  .md\:flex { display: flex; }
  .md\:block { display: block; }
  .md\:hidden { display: none; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  font-weight: 500;
  transition: all 0.2s ease;
  padding: 0.5rem 1rem;
}

.btn-primary {
  background-color: var(--color-teal-600);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: var(--color-teal-700);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all 0.3s ease;
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
  background-color: transparent;
}

.navbar.scrolled {
  background-color: var(--color-white);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.nav-link {
  color: var(--color-gray-700);
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--color-teal-600);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  padding-top: 1rem;
  padding-bottom: 1rem;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.mobile-menu.open {
  display: block;
}

.mobile-menu .nav-link {
  display: block;
  text-align: left;
  padding: 0.5rem 0;
  font-size: 1.125rem;
}

.mobile-menu .btn {
  width: 100%;
  margin-top: 0.5rem;
}

/* Base UI Components */
.btn-outline {
  background-color: transparent;
  color: var(--color-teal-600);
  border: 1px solid var(--color-teal-600);
}

.btn-outline:hover {
  background-color: var(--color-teal-50);
}

.rounded-lg {
  border-radius: var(--radius-lg);
}

.shadow-lg {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.w-full {
  width: 100%;
}

.max-w-4xl {
  max-width: 56rem;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.grid {
  display: grid;
}

.text-3xl {
  font-size: 1.875rem;
  line-height: 2.25rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

/* Sections */
.section {
  padding-top: 5rem;
  padding-bottom: 5rem;
  padding-left: var(--spacing-container);
  padding-right: var(--spacing-container);
}

.section-title {
  font-size: 2.25rem;
  line-height: 2.5rem;
  font-weight: 700;
  text-align: center;
  color: var(--color-gray-900);
  margin-bottom: 4rem;
}

/* Hero Section */
.hero-section {
  padding-top: 8rem;
  background: linear-gradient(to bottom right, var(--color-gray-50), var(--color-white));
}

.hero-title {
  font-size: 3rem;
  line-height: 1.1;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.75rem;
  }
}

.hero-text {
  font-size: 1.25rem;
  line-height: 1.75rem;
  color: var(--color-gray-600);
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
  }
}

.hero-buttons .btn {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Services Cards */
.card {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: box-shadow 0.3s ease;
}

.card:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.card-img {
  width: 100%;
  height: 12rem;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.5rem;
  line-height: 2rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 1rem;
}

.card-text {
  color: var(--color-gray-600);
  margin-bottom: 1.5rem;
}

.card-list {
  list-style: none;
  color: var(--color-gray-600);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.card-list li {
  display: flex;
  align-items: flex-start;
}

.card-list .mr-3 {
  margin-right: 0.75rem;
}

/* USP Section */
.usp-item {
  text-align: center;
}

.usp-icon {
  width: 4rem;
  height: 4rem;
  background-color: var(--color-teal-600);
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1rem;
}

.usp-title {
  font-size: 1.25rem;
  line-height: 1.75rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 0.5rem;
}

.usp-text {
  color: var(--color-gray-600);
}

/* Testimonials Section */
.testimonial-card {
  background-color: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.testimonial-quote {
  color: var(--color-gray-600);
  margin-bottom: 1rem;
  font-style: italic;
}

.testimonial-author {
  font-weight: 600;
  color: var(--color-gray-900);
}

/* About Section */
.about-title {
  font-size: 1.5rem;
  line-height: 2rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 1rem;
}

.about-text {
  color: var(--color-gray-600);
  margin-bottom: 1rem;
}

.about-text.mb-8 {
  margin-bottom: 2rem;
}

.about-stats {
  background-color: var(--color-teal-100);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.space-y-4 > * + * {
  margin-top: 1rem;
}

.stat-number {
  font-size: 2.25rem;
  line-height: 2.5rem;
  font-weight: 700;
  color: var(--color-teal-600);
}

.stat-label {
  color: var(--color-gray-600);
}

/* FAQ Accordion */
.accordion {
  border-bottom: 1px solid var(--color-gray-200);
}

.accordion-item {
  border-top: 1px solid var(--color-gray-200);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-gray-900);
  text-align: left;
}

.accordion-trigger:hover {
  text-decoration: underline;
}

.accordion-icon {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-gray-400);
  transition: transform 0.2s ease;
}

.accordion-trigger[aria-expanded="true"] .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  overflow: hidden;
  font-size: 1rem;
  color: var(--color-gray-600);
  max-height: 0;
  transition: max-height 0.3s ease;
}

.accordion-content-inner {
  padding-bottom: 1rem;
}

/* Contact Form */
.contact-subtitle {
  text-align: center;
  color: var(--color-gray-600);
  margin-bottom: 3rem;
  font-size: 1.125rem;
}

.contact-form {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 0.5rem;
}

.form-control {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-gray-300);
  border-radius: calc(var(--radius-lg) - 2px);
  font-size: 1rem;
  color: var(--color-gray-900);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  background-color: transparent;
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-teal-600);
  box-shadow: 0 0 0 1px var(--color-teal-600);
}

textarea.form-control {
  resize: vertical;
}

.mb-6 {
  margin-bottom: 1.5rem;
}

.submit-btn {
  width: 100%;
  padding: 1.5rem;
  font-size: 1.125rem;
  font-weight: 600;
}

/* Alert styles for form submission */
.alert {
  padding: 1rem;
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.alert.success {
  background-color: var(--color-teal-100);
  color: var(--color-teal-700);
  border: 1px solid var(--color-teal-600);
}

.alert.error {
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #dc2626;
}

/* Footer */
.footer {
  background-color: var(--color-gray-900);
  color: var(--color-white);
  padding: 3rem 1rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-logo {
  height: 3rem;
  width: auto;
  margin-bottom: 1rem;
}

.footer-text {
  color: var(--color-gray-400);
}

.footer-heading {
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-link {
  color: var(--color-gray-400);
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--color-teal-400);
}

.footer-bottom {
  border-top: 1px solid var(--color-gray-800);
  padding-top: 2rem;
  text-align: center;
  color: var(--color-gray-400);
}